1120201030261 has 2 divisors, whose sum is σ = 1120201030262. Its totient is φ = 1120201030260.

The previous prime is 1120201030243. The next prime is 1120201030349. The reversal of 1120201030261 is 1620301020211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 804418847236 + 315782183025 = 896894^2 + 561945^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120201030261 - 2⁷ = 1120201030133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120201030961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560100515130 + 560100515131.

It is an arithmetic number, because the mean of its divisors is an integer number (560100515131).

Almost surely, 2^{1120201030261} is an apocalyptic number.

It is an amenable number.

1120201030261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120201030261 is an equidigital number, since it uses as much as digits as its factorization.

1120201030261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1120201030261 its reverse (1620301020211), we get a palindrome (2740502050472).

The spelling of 1120201030261 in words is "one trillion, one hundred twenty billion, two hundred one million, thirty thousand, two hundred sixty-one".